A316104 Sequence shifts left when Weigh transform is applied four times with a(n) = n for n<2.
0, 1, 1, 1, 5, 15, 55, 210, 826, 3306, 13511, 55922, 234344, 991701, 4233301, 18204973, 78803016, 343074124, 1501253960, 6599380039, 29129716885, 129056936567, 573707565933, 2558203198595, 11439372705501, 51285319846823, 230473042074581, 1038019965961144
Offset: 0
Links
- Alois P. Heinz, Table of n, a(n) for n = 0..1000